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Geometry Nodes: new Input Rotation node
This adds a new node input node for a constant rotation. Similar nodes exist for vector, integer, boolean, etc. already. Pull Request: https://projects.blender.org/blender/blender/pulls/120345
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source/blender/nodes/function/nodes/node_fn_input_rotation.cc
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/* SPDX-FileCopyrightText: 2024 Blender Authors | ||
* | ||
* SPDX-License-Identifier: GPL-2.0-or-later */ | ||
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#include "BLI_math_euler.hh" | ||
#include "BLI_math_quaternion.hh" | ||
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#include "NOD_socket_search_link.hh" | ||
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#include "node_function_util.hh" | ||
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namespace blender::nodes::node_fn_input_rotation_cc { | ||
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static void node_declare(NodeDeclarationBuilder &b) | ||
{ | ||
b.add_output<decl::Rotation>("Rotation"); | ||
} | ||
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static void node_layout(uiLayout *layout, bContext * /*C*/, PointerRNA *ptr) | ||
{ | ||
uiLayout *col = uiLayoutColumn(layout, true); | ||
uiItemR(col, ptr, "rotation_euler", UI_ITEM_R_EXPAND, "", ICON_NONE); | ||
} | ||
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static void node_build_multi_function(NodeMultiFunctionBuilder &builder) | ||
{ | ||
const bNode &bnode = builder.node(); | ||
const NodeInputRotation &node_storage = *static_cast<const NodeInputRotation *>(bnode.storage); | ||
const math::EulerXYZ euler_rotation(node_storage.rotation_euler[0], | ||
node_storage.rotation_euler[1], | ||
node_storage.rotation_euler[2]); | ||
builder.construct_and_set_matching_fn<mf::CustomMF_Constant<math::Quaternion>>( | ||
math::to_quaternion(euler_rotation)); | ||
} | ||
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static void node_init(bNodeTree * /*tree*/, bNode *node) | ||
{ | ||
NodeInputRotation *data = MEM_cnew<NodeInputRotation>(__func__); | ||
node->storage = data; | ||
} | ||
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static void node_register() | ||
{ | ||
static bNodeType ntype; | ||
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fn_node_type_base(&ntype, FN_NODE_INPUT_ROTATION, "Rotation", 0); | ||
ntype.declare = node_declare; | ||
ntype.initfunc = node_init; | ||
node_type_storage( | ||
&ntype, "NodeInputRotation", node_free_standard_storage, node_copy_standard_storage); | ||
ntype.build_multi_function = node_build_multi_function; | ||
ntype.draw_buttons = node_layout; | ||
nodeRegisterType(&ntype); | ||
} | ||
NOD_REGISTER_NODE(node_register) | ||
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} // namespace blender::nodes::node_fn_input_rotation_cc |